Sunbury WWTP
Sunbury, OH · Delaware County · Publicly Owned Treatment Works
- Average flow
- 0.68 MGD
- Design flow
- 2 MGD
- NPDES permit
- OH0055093
- Effective
- Permit expires
- December 2030
- Population served
- 6,614
- CWNS 2022
Sunbury WWTP is a publicly owned wastewater treatment works in Sunbury, Delaware County, Ohio treating an average of 0.68 million gallons per day against a permitted design capacity of 2 MGD, serving about 6,614 residents. Treatment on site includes clarifiers, carrousels / oxidation ditches. It discharges under NPDES permit OH0055093 (effective), which expires in December 2030, with 18 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 18
- Effluent violations
- 18
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Sunbury WWTP, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Sunbury WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Ohio
Galena · 3 mi away
0.0062 MGD
Westerville · 11 mi away
0.56 MGD
Johnstown · 11 mi away
0.48 MGD
Powell · 11 mi away
3.41 MGD
Delaware · 11 mi away
3.68 MGD
Marengo · 12 mi away
0.01 MGD
Ashley · 12 mi away
0.09 MGD
Powell · 14 mi away
0.02 MGD
Sunbury WWTP: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed September 11, 2026; facility record last updated May 24, 2025.